Finding the Fourth Proportional to 14,312,876.14, 21,470,592.74 and 5,558,946.08
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Solution
The fourth proportional to 14,312,876.14, 21,470,592.74 and 5,558,946.08 is: 8,338,915.69
Step by Step Solution
- Step 1: Write the proportion equation
14,312,876.14 : 21,470,592.74 = 5,558,946.08 : x - Step 2: Convert to fraction form
14,312,876.14/21,470,592.74 = 5,558,946.08/x - Step 3: Cross multiply
14,312,876.14x = 21,470,592.74 × 5,558,946.08 - Step 4: Simplify right side
14,312,876.14x = 119,353,867,347,299.45 - Step 5: Solve for x
x = 119,353,867,347,299.45/14,312,876.14 - Step 6: Final answer
x = 8,338,915.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.